Dissolve BKR-2620 and PKHH in the MEK/Cellosolve Acetate/toluene solvent blend. Charge the resin solution plus pigments to a ball mill and grind 16-24 h. Application: Apply by spray to a dry film thickness of approximately 1 mil. For optimum properties, use a minimum bake of 20 min at 375 F (191 C) or 15 min at 400 F (204 C).